使用python3+pycham编写简易计算器出现AttributeError: 'QPushButton' object has no attribute 'cliked',有没有大神指教
#_*_coding:utf-8_*_//fromPyQt5.QtGuiimport*fromPyQt5.Qtimport*fromPyQt5.QtCoreimport*importsys,math,stringclassCalculator(QWidget):def__init__(self,parent=None):QWidget.__init__(self,parent=parent)sel